Many of the Tweets refer to Walsh's patchy past about paying his child support back in 2011 and being known as America's most notorious "deadbeat dad". According to The Washington Post, Walsh owed his ex-wife over $100,000 in child support at one point.

He settled the issue back in 2012.

Sufficing to say, Kimmel's fans and friends came to his defense and since this is the age of putting in your two cents about every little thing, let's just say this won't be the last time someone comments an insensitive remark about someone's child who has a heart defect.